Scotland, 1685, the Duke of Heathershire passes away, leaving wealth and titles to his only son and heir. Gilbert de Sinclair faced an abusive upbringing at the hands of his father, and received no affection from anyone save his half-sister, Lady Olivia. Addicted to the bottle, Gil has a secret, incestuous adoration for the lady, and his father's death brings him one step closer to claiming her.